X-TRAIL User Manual

Loading ...

EC-308

[QR (WITH EURO-OBD)]

DTC P1124, P1126 THROTTLE CONTROL MOTOR RELAY

3. CHECK THROTTLE CONTROL MOTOR RELAY INPUT SIGNAL CIRCUIT

1. Disconnect ECM harness connector.

2. Check harness continuity between throttle control motor relay terminal 3 and ECM terminal 3.

Refer to Wiring Diagram.

3. Also check harness for short to ground and short to power.

OK or NG

OK >> GO TO 5.

NG >> GO TO 4.

4. DETECT MALFUNCTIONING PART

Check the following.

● Harness connectors E61, F38

● Harness for open or short between throttle control motor relay and ECM

>> Repair open circuit or short to ground or short to power in harness or connectors.

5. CHECK THROTTLE CONTROL MOTOR RELAY OUTPUT SIGNAL CIRCUIT

1. Check continuity between throttle control motor relay terminal 1 and ECM terminal 104.

Refer to Wiring Diagram.

2. Also check harness for short to ground and short to power.

OK or NG

OK >> GO TO 7.

NG >> GO TO 6.

6. DETECT MALFUNCTIONING PART

Check the following.

● Harness connectors E116, M75 (LHD models)

● Harness connectors E106, M14 (RHD models)

● Harness for open or short between throttle control motor relay and ECM

>> Repair open circuit or short to ground or short to power in harness or connectors.

7. CHECK THROTTLE CONTROL MOTOR RELAY

Refer to EC-309, "

Component Inspection" .

OK or NG

OK >> GO TO 8.

NG >> Replace throttle control motor relay.

8. CHECK INTERMITTENT INCIDENT

Refer to EC-123, "

TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .

>> INSPECTION END

Continuity should exist.

Loading ...

User Manual - Page 308